{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["adverse effect"], "input": "Secondary acute myeloid leukemia after etoposide therapy for haemophagocytic lymphohistiocytosis ."}
{"adverse effect": [{"subject": "acute myeloid leukemia", "object": "etoposide"}]}